The episode begins with a surprise attack by Shiro and Itona, who trap Koro-sensei in a cramped enclosure. Despite the disadvantage, Koro-sensei escapes, leading Shiro to callously abandon Itona.
Abandoned and suffering from the physical toll of his tentacle cells—which are actively destroying his human cells—Itona goes on a desperate rampage. The episode begins with a surprise attack by
Class 3-E intervenes to save Itona rather than kill him. Through a heart-to-heart led by Terasaka, the class convinces Itona to let go of his obsession with power. Koro-sensei successfully removes the tentacles, and Itona officially joins the class, finding a new place within Terasaka's group. Critical Reception Class 3-E intervenes to save Itona rather than kill him
Critics noted that this episode perfectly captures the series' core strength: the bond between Koro-sensei and his students. The focus on saving a "villain" by offering him a community was seen as a highlight of the season’s early arc. Critical Reception Critics noted that this episode perfectly
While some felt the episode was fast-paced, it was praised for its consistent animation quality and the "fresh" look Itona receives after joining the class (including his signature bandana).